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Problem 12.30: Singing in the shower. We all sound like great singers in the shower, due to standing waves. Assume that your shower is 2.80m (about 9.21ft ) tall and can be modeled as an organ pipe.
What is the wavelength of the fundamental harmonic for standing waves in this shower?
What is the frequency of the fundamental harmonic for standing waves in this shower?
What are the wavelengths of the first two overtones for this shower?
What are the frequencies of the first two overtones for this shower?
A thin film of acetone (n = 1.25) coats a thick glass plate (n = 1.50). White light is incident normal to the film. Calculate the thickness of the acetone film
Find the buoyant force for the two objects when they are placed into water, Next, find the percent difference between the two buoyant forces
A 0.148-A current is charging a capacitor that has square plates 6.00 cm on each side. The plate separation is 4.00 mm. Find the displacement current between the plates
Pulling a car from a ditch, To pull a car from a ditch, the driver ties one end of a rope to the car and the other to a tree 12.5 m away.
A 60 kg person drops from rest a distance of 1.20m to a platform of negligible mass supported by a stiff spring. The platform drops 6cm before the person comes to rest.
A 4.8mH toroidal inductor has 140 identical equally spaced coils. If it carries an 11.5 A current, how much magnetic flux passes through each of its coils
An electron is released from rest at the negative plate of a parallel plate capacitor. The charge per unit area on each plate is = 2.6 x 10-7 C/m2, the plates are separated by a distance of 1.4 x 10-2 m. How fast is the electron moving just before..
The pilot of an airplane travelling 200 km/h wants to drop supplies to flood victims isolated on a patch of land 165m below. The supplies should be dropped how various seconds before plane is directly overhead.
A massive pulley in the shape of a solid disk is mounted on an axle with negligible friction. What is the mass of the pulley
What is an average speed of this train
Block 1, of mass m1 = 0.700kg , is connected over an ideal (massless and frictionless) pulley to block 2, of mass m2, Find the mass of block 2
The loaded cab of an elevator has a mass of 3000kg and moves 216-m up the shaft in 23s at constant speed. At what average rate does the force from the cable do work on cab.
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